Compare the 5 top propane gas pool heater features, reviews and cost. ... For mid-size to small pools and above-ground pools, the best pool heater will output 100,000 to 200,000 BTUs.

Most pool heaters are designed for compatibility with only in-ground or above-ground pools, though some can be used with both. Select the appropriate type for your pool—otherwise, you may have ...

Raypak P-R266-A-EP-C Digital Propane Pool Heater; Raypak PR106AENC 105,000 BTU Heater; ... Above-ground pool heaters are typically less expensive than in-ground ones. However, ...